2JM2

Structure of the N-terminal subdomain of insulin-like growth factor (IGF) binding protein-6 and its interactions with IGFs

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	2D NOESY	1.1 mM IGFBP-6	95% H2O/5% D2O	10	4.3	ambient	288
2	2D TOCSY	1.1 mM IGFBP-6	95% H2O/5% D2O	10	4.3	ambient	288
3	2D DQF-COSY	1.1 mM IGFBP-6	95% H2O/5% D2O	10	4.3	ambient	288

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AVANCE	800
2	Bruker	DRX	600
3	Bruker	AVANCE	500

NMR Refinement
Method	Details	Software
simulated annealing	The structures are based on a total of 446 restraints, 428 are noe-derived distance constraints, 18 dihedral angle restraints	X-PLOR NIH

NMR Ensemble Information
Conformer Selection Criteria	lowest energy
Conformers Calculated Total Number	50
Conformers Submitted Total Number	20
Representative Model	1 (closest to the average)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	CYANA		P Guntert, C Mumenthaler and K Wuthrich
2	refinement	X-PLOR NIH		CD Schwieters, JJ Kuszewski, N Tjandra and GM Clore

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.